mirror of https://gitlab.com/camelot/kickc.git
402 lines
17 KiB
Plaintext
402 lines
17 KiB
Plaintext
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start
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main::$0 = 0 * SIZEOF_STRUCT_POINT
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main::$8 = (char *)points + main::$0
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main::$8[OFFSET_STRUCT_POINT_X] = 2
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main::$1 = 0 * SIZEOF_STRUCT_POINT
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main::$9 = (char *)points + main::$1
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main::$9[OFFSET_STRUCT_POINT_Y] = 3
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main::$2 = 1 * SIZEOF_STRUCT_POINT
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main::$10 = (char *)points + main::$2
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main::$10[OFFSET_STRUCT_POINT_X] = 5
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main::$3 = 1 * SIZEOF_STRUCT_POINT
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main::$11 = (char *)points + main::$3
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main::$11[OFFSET_STRUCT_POINT_Y] = 6
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main::$4 = 0 * SIZEOF_STRUCT_POINT
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main::$12 = (char *)points + main::$4
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main::SCREEN[0] = main::$12[OFFSET_STRUCT_POINT_X]
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main::$5 = 0 * SIZEOF_STRUCT_POINT
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main::$13 = (char *)points + main::$5
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main::SCREEN[1] = main::$13[OFFSET_STRUCT_POINT_Y]
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main::$6 = 1 * SIZEOF_STRUCT_POINT
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main::$14 = (char *)points + main::$6
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main::SCREEN[3] = main::$14[OFFSET_STRUCT_POINT_X]
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main::$7 = 1 * SIZEOF_STRUCT_POINT
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main::$15 = (char *)points + main::$7
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main::SCREEN[4] = main::$15[OFFSET_STRUCT_POINT_Y]
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to:main::@return
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main::@return: scope:[main] from main
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return
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to:@return
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void __start()
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__start: scope:[__start] from
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call main
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to:__start::@1
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__start::@1: scope:[__start] from __start
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to:__start::@return
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__start::@return: scope:[__start] from __start::@1
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return
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to:@return
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SYMBOL TABLE SSA
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__constant char OFFSET_STRUCT_POINT_X = 0
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__constant char OFFSET_STRUCT_POINT_Y = 1
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__constant char SIZEOF_STRUCT_POINT = 2
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void __start()
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void main()
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number main::$0
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number main::$1
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char *main::$10
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char *main::$11
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char *main::$12
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char *main::$13
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char *main::$14
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char *main::$15
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number main::$2
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number main::$3
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number main::$4
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number main::$5
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number main::$6
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number main::$7
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char *main::$8
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char *main::$9
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__constant char * const main::SCREEN = (char *)$400
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__constant struct Point points[2] = { fill( 2, 0) }
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Adding number conversion cast (unumber) 0 in main::$0 = 0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$0 in main::$0 = (unumber)0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 2 in main::$8[OFFSET_STRUCT_POINT_X] = 2
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Adding number conversion cast (unumber) 0 in main::$1 = 0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$1 in main::$1 = (unumber)0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 3 in main::$9[OFFSET_STRUCT_POINT_Y] = 3
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Adding number conversion cast (unumber) 1 in main::$2 = 1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$2 in main::$2 = (unumber)1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 5 in main::$10[OFFSET_STRUCT_POINT_X] = 5
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Adding number conversion cast (unumber) 1 in main::$3 = 1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$3 in main::$3 = (unumber)1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 6 in main::$11[OFFSET_STRUCT_POINT_Y] = 6
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Adding number conversion cast (unumber) 0 in main::$4 = 0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$4 in main::$4 = (unumber)0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 0 in main::SCREEN[0] = main::$12[OFFSET_STRUCT_POINT_X]
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Adding number conversion cast (unumber) 0 in main::$5 = 0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$5 in main::$5 = (unumber)0 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 1 in main::SCREEN[1] = main::$13[OFFSET_STRUCT_POINT_Y]
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Adding number conversion cast (unumber) 1 in main::$6 = 1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$6 in main::$6 = (unumber)1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 3 in main::SCREEN[3] = main::$14[OFFSET_STRUCT_POINT_X]
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Adding number conversion cast (unumber) 1 in main::$7 = 1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$7 in main::$7 = (unumber)1 * SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 4 in main::SCREEN[4] = main::$15[OFFSET_STRUCT_POINT_Y]
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast main::$8[OFFSET_STRUCT_POINT_X] = (unumber)2
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Inlining cast main::$9[OFFSET_STRUCT_POINT_Y] = (unumber)3
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Inlining cast main::$10[OFFSET_STRUCT_POINT_X] = (unumber)5
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Inlining cast main::$11[OFFSET_STRUCT_POINT_Y] = (unumber)6
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (char *) 1024
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Simplifying constant integer cast 0
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Simplifying constant integer cast 2
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Simplifying constant integer cast 0
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Simplifying constant integer cast 3
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Simplifying constant integer cast 1
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Simplifying constant integer cast 5
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Simplifying constant integer cast 1
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Simplifying constant integer cast 6
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Simplifying constant integer cast 0
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Simplifying constant integer cast 0
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Simplifying constant integer cast 0
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Simplifying constant integer cast 1
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Simplifying constant integer cast 1
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Simplifying constant integer cast 3
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Simplifying constant integer cast 1
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Simplifying constant integer cast 4
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (char) 0
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Finalized unsigned number type (char) 2
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Finalized unsigned number type (char) 0
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Finalized unsigned number type (char) 3
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Finalized unsigned number type (char) 1
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Finalized unsigned number type (char) 5
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Finalized unsigned number type (char) 1
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Finalized unsigned number type (char) 6
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Finalized unsigned number type (char) 0
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Finalized unsigned number type (char) 0
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Finalized unsigned number type (char) 0
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Finalized unsigned number type (char) 1
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Finalized unsigned number type (char) 1
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Finalized unsigned number type (char) 3
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Finalized unsigned number type (char) 1
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Finalized unsigned number type (char) 4
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to char in main::$0 = 0 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$1 = 0 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$2 = 1 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$3 = 1 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$4 = 0 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$5 = 0 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$6 = 1 * SIZEOF_STRUCT_POINT
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Inferred type updated to char in main::$7 = 1 * SIZEOF_STRUCT_POINT
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Constant right-side identified [0] main::$0 = 0 * SIZEOF_STRUCT_POINT
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Constant right-side identified [3] main::$1 = 0 * SIZEOF_STRUCT_POINT
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Constant right-side identified [6] main::$2 = 1 * SIZEOF_STRUCT_POINT
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Constant right-side identified [9] main::$3 = 1 * SIZEOF_STRUCT_POINT
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Constant right-side identified [12] main::$4 = 0 * SIZEOF_STRUCT_POINT
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Constant right-side identified [15] main::$5 = 0 * SIZEOF_STRUCT_POINT
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Constant right-side identified [18] main::$6 = 1 * SIZEOF_STRUCT_POINT
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Constant right-side identified [21] main::$7 = 1 * SIZEOF_STRUCT_POINT
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::$0 = 0*SIZEOF_STRUCT_POINT
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Constant main::$1 = 0*SIZEOF_STRUCT_POINT
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Constant main::$2 = 1*SIZEOF_STRUCT_POINT
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Constant main::$3 = 1*SIZEOF_STRUCT_POINT
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Constant main::$4 = 0*SIZEOF_STRUCT_POINT
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Constant main::$5 = 0*SIZEOF_STRUCT_POINT
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Constant main::$6 = 1*SIZEOF_STRUCT_POINT
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Constant main::$7 = 1*SIZEOF_STRUCT_POINT
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Successful SSA optimization Pass2ConstantIdentification
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Simplifying constant evaluating to zero 0*SIZEOF_STRUCT_POINT in
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Simplifying constant evaluating to zero 0*SIZEOF_STRUCT_POINT in
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Simplifying constant evaluating to zero 0*SIZEOF_STRUCT_POINT in
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Simplifying constant evaluating to zero 0*SIZEOF_STRUCT_POINT in
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Successful SSA optimization PassNSimplifyConstantZero
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Simplifying expression containing zero (char *)points in [1] main::$8 = (char *)points + main::$0
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Simplifying expression containing zero main::$8 in [2] main::$8[OFFSET_STRUCT_POINT_X] = 2
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Simplifying expression containing zero (char *)points in [4] main::$9 = (char *)points + main::$1
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Simplifying expression containing zero main::$10 in [8] main::$10[OFFSET_STRUCT_POINT_X] = 5
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Simplifying expression containing zero (char *)points in [13] main::$12 = (char *)points + main::$4
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Simplifying expression containing zero main::$12 in [14] main::SCREEN[0] = main::$12[OFFSET_STRUCT_POINT_X]
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Simplifying expression containing zero main::SCREEN in [14] main::SCREEN[0] = *main::$12
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Simplifying expression containing zero (char *)points in [16] main::$13 = (char *)points + main::$5
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Simplifying expression containing zero main::$14 in [20] main::SCREEN[3] = main::$14[OFFSET_STRUCT_POINT_X]
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused constant main::$0
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Eliminating unused constant main::$1
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Eliminating unused constant main::$4
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Eliminating unused constant main::$5
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Eliminating unused constant OFFSET_STRUCT_POINT_X
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Successful SSA optimization PassNEliminateUnusedVars
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Removing unused procedure __start
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Removing unused procedure block __start
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Removing unused procedure block __start::@1
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Constant right-side identified [4] main::$10 = (char *)points + main::$2
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Constant right-side identified [6] main::$11 = (char *)points + main::$3
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Constant right-side identified [12] main::$14 = (char *)points + main::$6
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Constant right-side identified [14] main::$15 = (char *)points + main::$7
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::$8 = (char *)points
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Constant main::$9 = (char *)points
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Constant main::$10 = (char *)points+main::$2
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Constant main::$11 = (char *)points+main::$3
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Constant main::$12 = (char *)points
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Constant main::$13 = (char *)points
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Constant main::$14 = (char *)points+main::$6
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Constant main::$15 = (char *)points+main::$7
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Successful SSA optimization Pass2ConstantIdentification
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Constant inlined main::$2 = 1*SIZEOF_STRUCT_POINT
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Constant inlined main::$12 = (char *)points
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Constant inlined main::$6 = 1*SIZEOF_STRUCT_POINT
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Constant inlined main::$13 = (char *)points
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Constant inlined main::$3 = 1*SIZEOF_STRUCT_POINT
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Constant inlined main::$14 = (char *)points+1*SIZEOF_STRUCT_POINT
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Constant inlined main::$15 = (char *)points+1*SIZEOF_STRUCT_POINT
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Constant inlined main::$9 = (char *)points
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Constant inlined main::$7 = 1*SIZEOF_STRUCT_POINT
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Constant inlined main::$10 = (char *)points+1*SIZEOF_STRUCT_POINT
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Constant inlined main::$8 = (char *)points
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Constant inlined main::$11 = (char *)points+1*SIZEOF_STRUCT_POINT
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Successful SSA optimization Pass2ConstantInlining
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Consolidated array index constant in *((char *)points+OFFSET_STRUCT_POINT_Y)
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Consolidated array index constant in *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y)
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Consolidated array index constant in *((char *)points+OFFSET_STRUCT_POINT_Y)
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Consolidated array index constant in *(main::SCREEN+1)
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Consolidated array index constant in *(main::SCREEN+3)
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Consolidated array index constant in *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y)
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Consolidated array index constant in *(main::SCREEN+4)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Finalized unsigned number type (char) 2
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Finalized unsigned number type (char) 2
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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CALL GRAPH
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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FINAL CONTROL FLOW GRAPH
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void main()
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main: scope:[main] from
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[0] *((char *)points) = 2
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[1] *((char *)points+OFFSET_STRUCT_POINT_Y) = 3
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[2] *((char *)points+1*SIZEOF_STRUCT_POINT) = 5
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[3] *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) = 6
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[4] *main::SCREEN = *((char *)points)
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[5] *(main::SCREEN+1) = *((char *)points+OFFSET_STRUCT_POINT_Y)
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[6] *(main::SCREEN+3) = *((char *)points+1*SIZEOF_STRUCT_POINT)
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[7] *(main::SCREEN+4) = *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y)
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to:main::@return
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main::@return: scope:[main] from main
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[8] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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void main()
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Initial phi equivalence classes
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Complete equivalence classes
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [0] *((char *)points) = 2 [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [1] *((char *)points+OFFSET_STRUCT_POINT_Y) = 3 [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [2] *((char *)points+1*SIZEOF_STRUCT_POINT) = 5 [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [3] *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) = 6 [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [4] *main::SCREEN = *((char *)points) [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [5] *(main::SCREEN+1) = *((char *)points+OFFSET_STRUCT_POINT_Y) [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [6] *(main::SCREEN+3) = *((char *)points+1*SIZEOF_STRUCT_POINT) [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [7] *(main::SCREEN+4) = *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) [ ] ( [ ] { } ) always clobbers reg byte a
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REGISTER UPLIFT SCOPES
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Uplift Scope [Point]
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Uplift Scope [main]
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Uplift Scope []
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Uplifting [Point] best 65 combination
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Uplifting [main] best 65 combination
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Uplifting [] best 65 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Minimal struct - direct (constant) array access
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="struct-ptr-7.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.const SIZEOF_STRUCT_POINT = 2
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.const OFFSET_STRUCT_POINT_Y = 1
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.segment Code
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// main
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main: {
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.label SCREEN = $400
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// [0] *((char *)points) = 2 -- _deref_pbuc1=vbuc2
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lda #2
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sta points
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// [1] *((char *)points+OFFSET_STRUCT_POINT_Y) = 3 -- _deref_pbuc1=vbuc2
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lda #3
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sta points+OFFSET_STRUCT_POINT_Y
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// [2] *((char *)points+1*SIZEOF_STRUCT_POINT) = 5 -- _deref_pbuc1=vbuc2
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lda #5
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sta points+1*SIZEOF_STRUCT_POINT
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// [3] *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) = 6 -- _deref_pbuc1=vbuc2
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lda #6
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sta points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y
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// [4] *main::SCREEN = *((char *)points) -- _deref_pbuc1=_deref_pbuc2
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lda points
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sta SCREEN
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// [5] *(main::SCREEN+1) = *((char *)points+OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda points+OFFSET_STRUCT_POINT_Y
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sta SCREEN+1
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// [6] *(main::SCREEN+3) = *((char *)points+1*SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
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lda points+1*SIZEOF_STRUCT_POINT
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sta SCREEN+3
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// [7] *(main::SCREEN+4) = *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y
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sta SCREEN+4
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jmp __breturn
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// main::@return
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__breturn:
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// [8] return
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rts
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}
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// File Data
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.segment Data
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points: .fill 2*2, 0
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction __breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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FINAL SYMBOL TABLE
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__constant char OFFSET_STRUCT_POINT_Y = 1
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__constant char SIZEOF_STRUCT_POINT = 2
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void main()
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__constant char * const main::SCREEN = (char *) 1024
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__constant struct Point points[2] = { fill( 2, 0) }
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FINAL ASSEMBLER
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Score: 62
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// File Comments
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// Minimal struct - direct (constant) array access
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="struct-ptr-7.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.const SIZEOF_STRUCT_POINT = 2
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.const OFFSET_STRUCT_POINT_Y = 1
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.segment Code
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// main
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main: {
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.label SCREEN = $400
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// points[0].x = 2
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// [0] *((char *)points) = 2 -- _deref_pbuc1=vbuc2
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lda #2
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sta points
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// points[0].y = 3
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// [1] *((char *)points+OFFSET_STRUCT_POINT_Y) = 3 -- _deref_pbuc1=vbuc2
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lda #3
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sta points+OFFSET_STRUCT_POINT_Y
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// points[1].x = 5
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// [2] *((char *)points+1*SIZEOF_STRUCT_POINT) = 5 -- _deref_pbuc1=vbuc2
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lda #5
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sta points+1*SIZEOF_STRUCT_POINT
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// points[1].y = 6
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// [3] *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) = 6 -- _deref_pbuc1=vbuc2
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lda #6
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sta points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y
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// SCREEN[0] = points[0].x
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// [4] *main::SCREEN = *((char *)points) -- _deref_pbuc1=_deref_pbuc2
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lda points
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sta SCREEN
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// SCREEN[1] = points[0].y
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// [5] *(main::SCREEN+1) = *((char *)points+OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda points+OFFSET_STRUCT_POINT_Y
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sta SCREEN+1
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// SCREEN[3] = points[1].x
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// [6] *(main::SCREEN+3) = *((char *)points+1*SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
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lda points+1*SIZEOF_STRUCT_POINT
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sta SCREEN+3
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// SCREEN[4] = points[1].y
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// [7] *(main::SCREEN+4) = *((char *)points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda points+1*SIZEOF_STRUCT_POINT+OFFSET_STRUCT_POINT_Y
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sta SCREEN+4
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// main::@return
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// }
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// [8] return
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rts
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}
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// File Data
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.segment Data
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points: .fill 2*2, 0
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